ISA Tax Saving Calculator
Estimate tax-advantaged account growth and tax saving from contributions, return, fees, and holding period.
Korea-related planning note
This English page is a planning estimate. If the topic involves Korean taxes, pensions, insurance, loans, or public programs, confirm the current Korean rules, limits, and eligibility before acting.
Scenario inputs
Adjust the assumptions to compare gross value, cost drag, tax drag, and downside value.
Net ending value
$101,699
Gross value before drag
$109,231
Estimated tax
$4,712
Fee and tax drag
$7,531
Total contributions
$75,000
Net gain
$26,699
35.6%
Downside value
$83,393
Scenario readout
Tax drag is included in net value
This is a planning model. It compounds a simplified return, subtracts annual cost drag, and estimates tax only on positive gains.
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